see also: Astronomy and Astrophysics Abstracts
Zech, G.
"Ein May-Stern am Himmel ? "
Mitt. Karl-May-Gesellschaft 99, 5
(1994) [details]
Schmadel, L.D., Zech, G.
"Empirical Transformations from U.T. to E.T. for the Period 1800-1988"
Astron. Nachr. 309, 219-221
(1988) [details]
Schmadel, L.D., Zech, G.
"Polynomial Approximations for the Correction Delta T = E.T.- U.T. in the Period 1800-1975"
Acta Astron. 29, 101-104
(1979) [details]
Zech, G.
"The Determination of the Mass of the Earth + Moon System by the Dynamical Method from Observations of Eros"
Veröffentlichungen des Astronomischen Rechen-Instituts
Heidelberg, Nr. 21,
Verlag G. Braun, Karlsruhe, 36 Seiten
(1968) [details]
Schubart, J., Zech, G.
"Massenbestimmung der Erde "
Umschau 67, 602
(1967) [details]
Schubart, J., Zech, G.
"Determination of the Astronomical Unit by the Dynamical Method"
Nature 214, 900-901
(1967) [details]
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Letzte Änderung/Updated: 03.12.2004